Ratchet drive head



FIG. 1 is a perspective view of a ratchet drive head showing my newdesign;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a top plan view thereof;

FIG. 7 is a bottom plan view thereof; and,

FIG. 8 is a perspective view of a embodiment of a ratchet drive headshowing my new design.

The broken lines shown in FIG. 8 are included for the purpose ofillustrating the environment of the ratchet drive head and form no partof the claimed design.

The ornamental design for a ratchet drive head, as shown and described.